IBM XIV User Manual

Access Control:
User Category Permission
Storage administrator Allowed
Storage integration administrator Allowed
Application administrator Allowed
Security administrator Disallowed
Read-only users Allowed
Technicians Disallowed
Removing a Host from a Cluster
Removes a host from a cluster.
cluster_remove_host cluster=ClusterName host=HostName
Parameters:
Name Type Description Mandatory
cluster Object name Cluster name. Y
host Object name Host to be removed
from cluster.
Y
This command removes the specified host from a cluster. The host then no longer
belongs to any cluster. The host's special type and mapping remain identical to the
cluster's special type and mapping, and therefore, I/O is not interrupted. The
association of the host with user or user groups remains the same as the cluster's
association.
Access Control:
User Category Permission
Storage administrator Allowed
Storage integration administrator Allowed
Application administrator Disallowed
Security administrator Disallowed
Read-only users Disallowed
Technicians Disallowed
Completion Codes:
v HOST_BAD_NAME
Host name does not exist
v CLUSTER_BAD_NAME
Cluster name does not exist
v HOST_NOT_IN_CLUSTER
Host is not part of specified cluster
Chapter 2. Host and Cluster Management 9

IBM XIV Specifications

General

Power Supply	Redundant power supplies
Drive Type	SATA
Redundancy	Fully redundant components
Connectivity	Fibre Channel, iSCSI
Form Factor	Rack-mounted
Cache	Distributed cache across modules
Data Protection	Snapshots, remote mirroring
Performance	High throughput and low latency
Scalability	Modular, scale-out architecture
Cooling	Redundant cooling
Architecture	Grid-based, distributed architecture